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Learn
about the history and practical uses of scientific
ballooning. |
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 Related
to chapter 3 in the print guide. |
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The
Rockets
Away activity demonstrates how to build a very
simple and fun rocket. |
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 Related
to chapter 3 in the print guide. |
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From
the troposphere to the ionosphere: Learn all about
the layers
of the atmosphere. |
 |
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 Related
to chapter 3 in the print guide. |
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